Clinical trials
Completed Observational Multiple Sclerosis trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
528 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 2 |
| 2002 | 2 |
| 2003 | 5 |
| 2004 | 7 |
| 2005 | 9 |
| 2006 | 12 |
| 2007 | 16 |
| 2008 | 19 |
| 2009 | 11 |
| 2010 | 23 |
| 2011 | 20 |
| 2012 | 30 |
| 2013 | 21 |
| 2014 | 25 |
| 2015 | 25 |
| 2016 | 19 |
| 2017 | 30 |
| 2018 | 30 |
| 2019 | 37 |
| 2020 | 37 |
| 2021 | 53 |
| 2022 | 24 |
| 2023 | 31 |
| 2024 | 14 |
| 2025 | 15 |
| 2026 | 5 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 528 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Biogen | 35 |
| Bayer | 26 |
| Merck KGaA, Darmstadt, Germany | 23 |
| Novartis Pharmaceuticals | 21 |
| Gazi University | 14 |
| University at Buffalo | 13 |
| Fondation Ophtalmologique Adolphe de Rothschild | 12 |
| Rennes University Hospital | 8 |
| National Institute of Neurological Disorders and Stroke (NINDS) | 7 |
| University Hospital, Basel, Switzerland | 7 |
Top conditions
MeSH conditions the trials were registered with, not their broader categories. A condition with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Multiple Sclerosis | 528 |
| Multiple Sclerosis, Relapsing-Remitting | 54 |
| Fatigue | 24 |
| Stroke | 16 |
| COVID-19 | 15 |
| Recurrence | 15 |
| Multiple Sclerosis, Chronic Progressive | 13 |
| Spinal Cord Injuries | 13 |
| Parkinson Disease | 12 |
| Lower Urinary Tract Symptoms | 9 |
Trials
Showing 1 to 25 of 528. Each trial links to its page on Pharma Observatory.
428 more trials match. See them on Pharma Observatory
Recently changed trials
Changes observed in the last 7 days, newest first, site-count changes left out. Source: ClinicalTrials.gov.
Go deeper on Pharma Observatory
Pharma Observatory connects clinical trials, sponsors, sites and investigators in one searchable platform.